arch/arm/mach-imx/eukrea_mbimx27-baseboard.c - nest-cam/v366/linux - Git at Google

 /*
  * Copyright (C) 2009-2010 Eric Benard - eric@eukrea.com
  *
  * Based on pcm970-baseboard.c which is :
  * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
  * as published by the Free Software Foundation; either version 2
  * of the License, or (at your option) any later version.
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  * MA 02110-1301, USA.
  */

 #include <linux/gpio.h>
 #include <linux/irq.h>
 #include <linux/platform_device.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
 #include <linux/backlight.h>
 #include <video/platform_lcd.h>

 #include <asm/mach/arch.h>

 #include <mach/common.h>
 #include <mach/iomux-mx27.h>
 #include <mach/hardware.h>
 #include <mach/spi.h>
 #include <mach/audmux.h>

 #include "devices-imx27.h"

 static const int eukrea_mbimx27_pins[] __initconst = {
 	/* UART2 */
 	PE3_PF_UART2_CTS,
 	PE4_PF_UART2_RTS,
 	PE6_PF_UART2_TXD,
 	PE7_PF_UART2_RXD,
 	/* UART3 */
 	PE8_PF_UART3_TXD,
 	PE9_PF_UART3_RXD,
 	PE10_PF_UART3_CTS,
 	PE11_PF_UART3_RTS,
 	/* UART4 */
 #if !defined(MACH_EUKREA_CPUIMX27_USEUART4)
 	PB26_AF_UART4_RTS,
 	PB28_AF_UART4_TXD,
 	PB29_AF_UART4_CTS,
 	PB31_AF_UART4_RXD,
 #endif
 	/* SDHC1*/
 	PE18_PF_SD1_D0,
 	PE19_PF_SD1_D1,
 	PE20_PF_SD1_D2,
 	PE21_PF_SD1_D3,
 	PE22_PF_SD1_CMD,
 	PE23_PF_SD1_CLK,
 	/* display */
 	PA5_PF_LSCLK,
 	PA6_PF_LD0,
 	PA7_PF_LD1,
 	PA8_PF_LD2,
 	PA9_PF_LD3,
 	PA10_PF_LD4,
 	PA11_PF_LD5,
 	PA12_PF_LD6,
 	PA13_PF_LD7,
 	PA14_PF_LD8,
 	PA15_PF_LD9,
 	PA16_PF_LD10,
 	PA17_PF_LD11,
 	PA18_PF_LD12,
 	PA19_PF_LD13,
 	PA20_PF_LD14,
 	PA21_PF_LD15,
 	PA22_PF_LD16,
 	PA23_PF_LD17,
 	PA28_PF_HSYNC,
 	PA29_PF_VSYNC,
 	PA30_PF_CONTRAST,
 	PA31_PF_OE_ACD,
 	/* SPI1 */
 	PD29_PF_CSPI1_SCLK,
 	PD30_PF_CSPI1_MISO,
 	PD31_PF_CSPI1_MOSI,
 	/* SSI4 */
 #if defined(CONFIG_SND_SOC_EUKREA_TLV320) \
 	|| defined(CONFIG_SND_SOC_EUKREA_TLV320_MODULE)
 	PC16_PF_SSI4_FS,
 	PC17_PF_SSI4_RXD | GPIO_PUEN,
 	PC18_PF_SSI4_TXD | GPIO_PUEN,
 	PC19_PF_SSI4_CLK,
 #endif
 };

 static const uint32_t eukrea_mbimx27_keymap[] = {
 	KEY(0, 0, KEY_UP),
 	KEY(0, 1, KEY_DOWN),
 	KEY(1, 0, KEY_RIGHT),
 	KEY(1, 1, KEY_LEFT),
 };

 static const struct matrix_keymap_data
 eukrea_mbimx27_keymap_data __initconst = {
 	.keymap         = eukrea_mbimx27_keymap,
 	.keymap_size    = ARRAY_SIZE(eukrea_mbimx27_keymap),
 };

 static struct gpio_led gpio_leds[] = {
 	{
 		.name			= "led1",
 		.default_trigger	= "heartbeat",
 		.active_low		= 1,
 		.gpio			= GPIO_PORTF | 16,
 	},
 	{
 		.name			= "led2",
 		.default_trigger	= "none",
 		.active_low		= 1,
 		.gpio			= GPIO_PORTF | 19,
 	},
 };

 static struct gpio_led_platform_data gpio_led_info = {
 	.leds		= gpio_leds,
 	.num_leds	= ARRAY_SIZE(gpio_leds),
 };

 static struct platform_device leds_gpio = {
 	.name	= "leds-gpio",
 	.id	= -1,
 	.dev	= {
 		.platform_data	= &gpio_led_info,
 	},
 };

 static struct imx_fb_videomode eukrea_mbimx27_modes[] = {
 	{
 		.mode = {
 			.name		= "CMO-QVGA",
 			.refresh	= 60,
 			.xres		= 320,
 			.yres		= 240,
 			.pixclock	= 156000,
 			.hsync_len	= 30,
 			.left_margin	= 38,
 			.right_margin	= 20,
 			.vsync_len	= 3,
 			.upper_margin	= 15,
 			.lower_margin	= 4,
 		},
 		.pcr		= 0xFAD08B80,
 		.bpp		= 16,
 	}, {
 		.mode = {
 			.name		= "DVI-VGA",
 			.refresh	= 60,
 			.xres		= 640,
 			.yres		= 480,
 			.pixclock	= 32000,
 			.hsync_len	= 1,
 			.left_margin	= 35,
 			.right_margin	= 0,
 			.vsync_len	= 1,
 			.upper_margin	= 7,
 			.lower_margin	= 0,
 		},
 		.pcr		= 0xFA208B80,
 		.bpp		= 16,
 	}, {
 		.mode = {
 			.name		= "DVI-SVGA",
 			.refresh	= 60,
 			.xres		= 800,
 			.yres		= 600,
 			.pixclock	= 25000,
 			.hsync_len	= 1,
 			.left_margin	= 35,
 			.right_margin	= 0,
 			.vsync_len	= 1,
 			.upper_margin	= 7,
 			.lower_margin	= 0,
 		},
 		.pcr		= 0xFA208B80,
 		.bpp		= 16,
 	},
 };

 static const struct imx_fb_platform_data eukrea_mbimx27_fb_data __initconst = {
 	.mode = eukrea_mbimx27_modes,
 	.num_modes = ARRAY_SIZE(eukrea_mbimx27_modes),

 	.pwmr		= 0x00A903FF,
 	.lscr1		= 0x00120300,
 	.dmacr		= 0x00040060,
 };

 static void eukrea_mbimx27_bl_set_intensity(int intensity)
 {
 	if (intensity)
 		gpio_direction_output(GPIO_PORTE | 5, 1);
 	else
 		gpio_direction_output(GPIO_PORTE | 5, 0);
 }

 static struct generic_bl_info eukrea_mbimx27_bl_info = {
 	.name			= "eukrea_mbimx27-bl",
 	.max_intensity		= 0xff,
 	.default_intensity	= 0xff,
 	.set_bl_intensity	= eukrea_mbimx27_bl_set_intensity,
 };

 static struct platform_device eukrea_mbimx27_bl_dev = {
 	.name			= "generic-bl",
 	.id			= 1,
 	.dev = {
 		.platform_data	= &eukrea_mbimx27_bl_info,
 	},
 };

 static void eukrea_mbimx27_lcd_power_set(struct plat_lcd_data *pd,
 				   unsigned int power)
 {
 	if (power)
 		gpio_direction_output(GPIO_PORTA | 25, 1);
 	else
 		gpio_direction_output(GPIO_PORTA | 25, 0);
 }

 static struct plat_lcd_data eukrea_mbimx27_lcd_power_data = {
 	.set_power		= eukrea_mbimx27_lcd_power_set,
 };

 static struct platform_device eukrea_mbimx27_lcd_powerdev = {
 	.name			= "platform-lcd",
 	.dev.platform_data	= &eukrea_mbimx27_lcd_power_data,
 };

 static const struct imxuart_platform_data uart_pdata __initconst = {
 	.flags = IMXUART_HAVE_RTSCTS,
 };

 #define ADS7846_PENDOWN (GPIO_PORTD | 25)

 static void ads7846_dev_init(void)
 {
 	if (gpio_request(ADS7846_PENDOWN, "ADS7846 pendown") < 0) {
 		printk(KERN_ERR "can't get ads746 pen down GPIO\n");
 		return;
 	}
 	gpio_direction_input(ADS7846_PENDOWN);
 }

 static int ads7846_get_pendown_state(void)
 {
 	return !gpio_get_value(ADS7846_PENDOWN);
 }

 static struct ads7846_platform_data ads7846_config __initdata = {
 	.get_pendown_state	= ads7846_get_pendown_state,
 	.keep_vref_on		= 1,
 };

 static struct spi_board_info eukrea_mbimx27_spi_board_info[] __initdata = {
 	[0] = {
 		.modalias	= "ads7846",
 		.bus_num	= 0,
 		.chip_select	= 0,
 		.max_speed_hz	= 1500000,
 		.irq		= IRQ_GPIOD(25),
 		.platform_data	= &ads7846_config,
 		.mode           = SPI_MODE_2,
 	},
 };

 static int eukrea_mbimx27_spi_cs[] = {GPIO_PORTD | 28};

 static const struct spi_imx_master eukrea_mbimx27_spi0_data __initconst = {
 	.chipselect	= eukrea_mbimx27_spi_cs,
 	.num_chipselect = ARRAY_SIZE(eukrea_mbimx27_spi_cs),
 };

 static struct i2c_board_info eukrea_mbimx27_i2c_devices[] = {
 	{
 		I2C_BOARD_INFO("tlv320aic23", 0x1a),
 	},
 };

 static struct platform_device *platform_devices[] __initdata = {
 	&leds_gpio,
 };

 static const struct imxmmc_platform_data sdhc_pdata __initconst = {
 	.dat3_card_detect = 1,
 };

 static const
 struct imx_ssi_platform_data eukrea_mbimx27_ssi_pdata __initconst = {
 	.flags = IMX_SSI_DMA | IMX_SSI_USE_I2S_SLAVE,
 };

 /*
  * system init for baseboard usage. Will be called by cpuimx27 init.
  *
  * Add platform devices present on this baseboard and init
  * them from CPU side as far as required to use them later on
  */
 void __init eukrea_mbimx27_baseboard_init(void)
 {
 	mxc_gpio_setup_multiple_pins(eukrea_mbimx27_pins,
 		ARRAY_SIZE(eukrea_mbimx27_pins), "MBIMX27");

 #if defined(CONFIG_SND_SOC_EUKREA_TLV320) \
 	|| defined(CONFIG_SND_SOC_EUKREA_TLV320_MODULE)
 	/* SSI unit master I2S codec connected to SSI_PINS_4*/
 	mxc_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0,
 			MXC_AUDMUX_V1_PCR_SYN |
 			MXC_AUDMUX_V1_PCR_TFSDIR |
 			MXC_AUDMUX_V1_PCR_TCLKDIR |
 			MXC_AUDMUX_V1_PCR_RFSDIR |
 			MXC_AUDMUX_V1_PCR_RCLKDIR |
 			MXC_AUDMUX_V1_PCR_TFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) |
 			MXC_AUDMUX_V1_PCR_RFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) |
 			MXC_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4)
 	);
 	mxc_audmux_v1_configure_port(MX27_AUDMUX_HPCR3_SSI_PINS_4,
 			MXC_AUDMUX_V1_PCR_SYN |
 			MXC_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0)
 	);
 #endif

 	imx27_add_imx_uart1(&uart_pdata);
 	imx27_add_imx_uart2(&uart_pdata);
 #if !defined(MACH_EUKREA_CPUIMX27_USEUART4)
 	imx27_add_imx_uart3(&uart_pdata);
 #endif

 	imx27_add_imx_fb(&eukrea_mbimx27_fb_data);
 	imx27_add_mxc_mmc(0, &sdhc_pdata);

 	i2c_register_board_info(0, eukrea_mbimx27_i2c_devices,
 				ARRAY_SIZE(eukrea_mbimx27_i2c_devices));

 	imx27_add_imx_ssi(0, &eukrea_mbimx27_ssi_pdata);

 #if defined(CONFIG_TOUCHSCREEN_ADS7846) \
 	|| defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
 	/* ADS7846 Touchscreen controller init */
 	mxc_gpio_mode(GPIO_PORTD | 25 | GPIO_GPIO | GPIO_IN);
 	ads7846_dev_init();
 #endif

 #if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
 	/* SPI_CS0 init */
 	mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
 	imx27_add_spi_imx0(&eukrea_mbimx27_spi0_data);
 	spi_register_board_info(eukrea_mbimx27_spi_board_info,
 			ARRAY_SIZE(eukrea_mbimx27_spi_board_info));
 #endif

 	/* Leds configuration */
 	mxc_gpio_mode(GPIO_PORTF | 16 | GPIO_GPIO | GPIO_OUT);
 	mxc_gpio_mode(GPIO_PORTF | 19 | GPIO_GPIO | GPIO_OUT);
 	/* Backlight */
 	mxc_gpio_mode(GPIO_PORTE | 5 | GPIO_GPIO | GPIO_OUT);
 	gpio_request(GPIO_PORTE | 5, "backlight");
 	platform_device_register(&eukrea_mbimx27_bl_dev);
 	/* LCD Reset */
 	mxc_gpio_mode(GPIO_PORTA | 25 | GPIO_GPIO | GPIO_OUT);
 	gpio_request(GPIO_PORTA | 25, "lcd_enable");
 	platform_device_register(&eukrea_mbimx27_lcd_powerdev);

 	imx27_add_imx_keypad(&eukrea_mbimx27_keymap_data);

 	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
 }
	/*
	* Copyright (C) 2009-2010 Eric Benard - eric@eukrea.com
	*
	* Based on pcm970-baseboard.c which is :
	* Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
	*
	* This program is free software; you can redistribute it and/or
	* modify it under the terms of the GNU General Public License
	* as published by the Free Software Foundation; either version 2
	* of the License, or (at your option) any later version.
	* This program is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License
	* along with this program; if not, write to the Free Software
	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
	* MA 02110-1301, USA.
	*/

	#include <linux/gpio.h>
	#include <linux/irq.h>
	#include <linux/platform_device.h>
	#include <linux/spi/spi.h>
	#include <linux/spi/ads7846.h>
	#include <linux/backlight.h>
	#include <video/platform_lcd.h>

	#include <asm/mach/arch.h>

	#include <mach/common.h>
	#include <mach/iomux-mx27.h>
	#include <mach/hardware.h>
	#include <mach/spi.h>
	#include <mach/audmux.h>

	#include "devices-imx27.h"

	static const int eukrea_mbimx27_pins[] __initconst = {
	/* UART2 */
	PE3_PF_UART2_CTS,
	PE4_PF_UART2_RTS,
	PE6_PF_UART2_TXD,
	PE7_PF_UART2_RXD,
	/* UART3 */
	PE8_PF_UART3_TXD,
	PE9_PF_UART3_RXD,
	PE10_PF_UART3_CTS,
	PE11_PF_UART3_RTS,
	/* UART4 */
	#if !defined(MACH_EUKREA_CPUIMX27_USEUART4)
	PB26_AF_UART4_RTS,
	PB28_AF_UART4_TXD,
	PB29_AF_UART4_CTS,
	PB31_AF_UART4_RXD,
	#endif
	/* SDHC1*/
	PE18_PF_SD1_D0,
	PE19_PF_SD1_D1,
	PE20_PF_SD1_D2,
	PE21_PF_SD1_D3,
	PE22_PF_SD1_CMD,
	PE23_PF_SD1_CLK,
	/* display */
	PA5_PF_LSCLK,
	PA6_PF_LD0,
	PA7_PF_LD1,
	PA8_PF_LD2,
	PA9_PF_LD3,
	PA10_PF_LD4,
	PA11_PF_LD5,
	PA12_PF_LD6,
	PA13_PF_LD7,
	PA14_PF_LD8,
	PA15_PF_LD9,
	PA16_PF_LD10,
	PA17_PF_LD11,
	PA18_PF_LD12,
	PA19_PF_LD13,
	PA20_PF_LD14,
	PA21_PF_LD15,
	PA22_PF_LD16,
	PA23_PF_LD17,
	PA28_PF_HSYNC,
	PA29_PF_VSYNC,
	PA30_PF_CONTRAST,
	PA31_PF_OE_ACD,
	/* SPI1 */
	PD29_PF_CSPI1_SCLK,
	PD30_PF_CSPI1_MISO,
	PD31_PF_CSPI1_MOSI,
	/* SSI4 */
	#if defined(CONFIG_SND_SOC_EUKREA_TLV320) \
	\|\| defined(CONFIG_SND_SOC_EUKREA_TLV320_MODULE)
	PC16_PF_SSI4_FS,
	PC17_PF_SSI4_RXD \| GPIO_PUEN,
	PC18_PF_SSI4_TXD \| GPIO_PUEN,
	PC19_PF_SSI4_CLK,
	#endif
	};

	static const uint32_t eukrea_mbimx27_keymap[] = {
	KEY(0, 0, KEY_UP),
	KEY(0, 1, KEY_DOWN),
	KEY(1, 0, KEY_RIGHT),
	KEY(1, 1, KEY_LEFT),
	};

	static const struct matrix_keymap_data
	eukrea_mbimx27_keymap_data __initconst = {
	.keymap = eukrea_mbimx27_keymap,
	.keymap_size = ARRAY_SIZE(eukrea_mbimx27_keymap),
	};

	static struct gpio_led gpio_leds[] = {
	{
	.name = "led1",
	.default_trigger = "heartbeat",
	.active_low = 1,
	.gpio = GPIO_PORTF \| 16,
	},
	{
	.name = "led2",
	.default_trigger = "none",
	.active_low = 1,
	.gpio = GPIO_PORTF \| 19,
	},
	};

	static struct gpio_led_platform_data gpio_led_info = {
	.leds = gpio_leds,
	.num_leds = ARRAY_SIZE(gpio_leds),
	};

	static struct platform_device leds_gpio = {
	.name = "leds-gpio",
	.id = -1,
	.dev = {
	.platform_data = &gpio_led_info,
	},
	};

	static struct imx_fb_videomode eukrea_mbimx27_modes[] = {
	{
	.mode = {
	.name = "CMO-QVGA",
	.refresh = 60,
	.xres = 320,
	.yres = 240,
	.pixclock = 156000,
	.hsync_len = 30,
	.left_margin = 38,
	.right_margin = 20,
	.vsync_len = 3,
	.upper_margin = 15,
	.lower_margin = 4,
	},
	.pcr = 0xFAD08B80,
	.bpp = 16,
	}, {
	.mode = {
	.name = "DVI-VGA",
	.refresh = 60,
	.xres = 640,
	.yres = 480,
	.pixclock = 32000,
	.hsync_len = 1,
	.left_margin = 35,
	.right_margin = 0,
	.vsync_len = 1,
	.upper_margin = 7,
	.lower_margin = 0,
	},
	.pcr = 0xFA208B80,
	.bpp = 16,
	}, {
	.mode = {
	.name = "DVI-SVGA",
	.refresh = 60,
	.xres = 800,
	.yres = 600,
	.pixclock = 25000,
	.hsync_len = 1,
	.left_margin = 35,
	.right_margin = 0,
	.vsync_len = 1,
	.upper_margin = 7,
	.lower_margin = 0,
	},
	.pcr = 0xFA208B80,
	.bpp = 16,
	},
	};

	static const struct imx_fb_platform_data eukrea_mbimx27_fb_data __initconst = {
	.mode = eukrea_mbimx27_modes,
	.num_modes = ARRAY_SIZE(eukrea_mbimx27_modes),

	.pwmr = 0x00A903FF,
	.lscr1 = 0x00120300,
	.dmacr = 0x00040060,
	};

	static void eukrea_mbimx27_bl_set_intensity(int intensity)
	{
	if (intensity)
	gpio_direction_output(GPIO_PORTE \| 5, 1);
	else
	gpio_direction_output(GPIO_PORTE \| 5, 0);
	}

	static struct generic_bl_info eukrea_mbimx27_bl_info = {
	.name = "eukrea_mbimx27-bl",
	.max_intensity = 0xff,
	.default_intensity = 0xff,
	.set_bl_intensity = eukrea_mbimx27_bl_set_intensity,
	};

	static struct platform_device eukrea_mbimx27_bl_dev = {
	.name = "generic-bl",
	.id = 1,
	.dev = {
	.platform_data = &eukrea_mbimx27_bl_info,
	},
	};

	static void eukrea_mbimx27_lcd_power_set(struct plat_lcd_data *pd,
	unsigned int power)
	{
	if (power)
	gpio_direction_output(GPIO_PORTA \| 25, 1);
	else
	gpio_direction_output(GPIO_PORTA \| 25, 0);
	}

	static struct plat_lcd_data eukrea_mbimx27_lcd_power_data = {
	.set_power = eukrea_mbimx27_lcd_power_set,
	};

	static struct platform_device eukrea_mbimx27_lcd_powerdev = {
	.name = "platform-lcd",
	.dev.platform_data = &eukrea_mbimx27_lcd_power_data,
	};

	static const struct imxuart_platform_data uart_pdata __initconst = {
	.flags = IMXUART_HAVE_RTSCTS,
	};

	#define ADS7846_PENDOWN (GPIO_PORTD \| 25)

	static void ads7846_dev_init(void)
	{
	if (gpio_request(ADS7846_PENDOWN, "ADS7846 pendown") < 0) {
	printk(KERN_ERR "can't get ads746 pen down GPIO\n");
	return;
	}
	gpio_direction_input(ADS7846_PENDOWN);
	}

	static int ads7846_get_pendown_state(void)
	{
	return !gpio_get_value(ADS7846_PENDOWN);
	}

	static struct ads7846_platform_data ads7846_config __initdata = {
	.get_pendown_state = ads7846_get_pendown_state,
	.keep_vref_on = 1,
	};

	static struct spi_board_info eukrea_mbimx27_spi_board_info[] __initdata = {
	[0] = {
	.modalias = "ads7846",
	.bus_num = 0,
	.chip_select = 0,
	.max_speed_hz = 1500000,
	.irq = IRQ_GPIOD(25),
	.platform_data = &ads7846_config,
	.mode = SPI_MODE_2,
	},
	};

	static int eukrea_mbimx27_spi_cs[] = {GPIO_PORTD \| 28};

	static const struct spi_imx_master eukrea_mbimx27_spi0_data __initconst = {
	.chipselect = eukrea_mbimx27_spi_cs,
	.num_chipselect = ARRAY_SIZE(eukrea_mbimx27_spi_cs),
	};

	static struct i2c_board_info eukrea_mbimx27_i2c_devices[] = {
	{
	I2C_BOARD_INFO("tlv320aic23", 0x1a),
	},
	};

	static struct platform_device *platform_devices[] __initdata = {
	&leds_gpio,
	};

	static const struct imxmmc_platform_data sdhc_pdata __initconst = {
	.dat3_card_detect = 1,
	};

	static const
	struct imx_ssi_platform_data eukrea_mbimx27_ssi_pdata __initconst = {
	.flags = IMX_SSI_DMA \| IMX_SSI_USE_I2S_SLAVE,
	};

	/*
	* system init for baseboard usage. Will be called by cpuimx27 init.
	*
	* Add platform devices present on this baseboard and init
	* them from CPU side as far as required to use them later on
	*/
	void __init eukrea_mbimx27_baseboard_init(void)
	{
	mxc_gpio_setup_multiple_pins(eukrea_mbimx27_pins,
	ARRAY_SIZE(eukrea_mbimx27_pins), "MBIMX27");

	#if defined(CONFIG_SND_SOC_EUKREA_TLV320) \
	\|\| defined(CONFIG_SND_SOC_EUKREA_TLV320_MODULE)
	/* SSI unit master I2S codec connected to SSI_PINS_4*/
	mxc_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0,
	MXC_AUDMUX_V1_PCR_SYN \|
	MXC_AUDMUX_V1_PCR_TFSDIR \|
	MXC_AUDMUX_V1_PCR_TCLKDIR \|
	MXC_AUDMUX_V1_PCR_RFSDIR \|
	MXC_AUDMUX_V1_PCR_RCLKDIR \|
	MXC_AUDMUX_V1_PCR_TFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) \|
	MXC_AUDMUX_V1_PCR_RFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) \|
	MXC_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4)
	);
	mxc_audmux_v1_configure_port(MX27_AUDMUX_HPCR3_SSI_PINS_4,
	MXC_AUDMUX_V1_PCR_SYN \|
	MXC_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0)
	);
	#endif

	imx27_add_imx_uart1(&uart_pdata);
	imx27_add_imx_uart2(&uart_pdata);
	#if !defined(MACH_EUKREA_CPUIMX27_USEUART4)
	imx27_add_imx_uart3(&uart_pdata);
	#endif

	imx27_add_imx_fb(&eukrea_mbimx27_fb_data);
	imx27_add_mxc_mmc(0, &sdhc_pdata);

	i2c_register_board_info(0, eukrea_mbimx27_i2c_devices,
	ARRAY_SIZE(eukrea_mbimx27_i2c_devices));

	imx27_add_imx_ssi(0, &eukrea_mbimx27_ssi_pdata);

	#if defined(CONFIG_TOUCHSCREEN_ADS7846) \
	\|\| defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
	/* ADS7846 Touchscreen controller init */
	mxc_gpio_mode(GPIO_PORTD \| 25 \| GPIO_GPIO \| GPIO_IN);
	ads7846_dev_init();
	#endif

	#if defined(CONFIG_SPI_IMX) \|\| defined(CONFIG_SPI_IMX_MODULE)
	/* SPI_CS0 init */
	mxc_gpio_mode(GPIO_PORTD \| 28 \| GPIO_GPIO \| GPIO_OUT);
	imx27_add_spi_imx0(&eukrea_mbimx27_spi0_data);
	spi_register_board_info(eukrea_mbimx27_spi_board_info,
	ARRAY_SIZE(eukrea_mbimx27_spi_board_info));
	#endif

	/* Leds configuration */
	mxc_gpio_mode(GPIO_PORTF \| 16 \| GPIO_GPIO \| GPIO_OUT);
	mxc_gpio_mode(GPIO_PORTF \| 19 \| GPIO_GPIO \| GPIO_OUT);
	/* Backlight */
	mxc_gpio_mode(GPIO_PORTE \| 5 \| GPIO_GPIO \| GPIO_OUT);
	gpio_request(GPIO_PORTE \| 5, "backlight");
	platform_device_register(&eukrea_mbimx27_bl_dev);
	/* LCD Reset */
	mxc_gpio_mode(GPIO_PORTA \| 25 \| GPIO_GPIO \| GPIO_OUT);
	gpio_request(GPIO_PORTA \| 25, "lcd_enable");
	platform_device_register(&eukrea_mbimx27_lcd_powerdev);

	imx27_add_imx_keypad(&eukrea_mbimx27_keymap_data);

	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
	}